struct A{
 int val;
 B myB;
}

struct B{
 float foo = 5.0;
}


int main(){
 
   A a;
   println(a.val);
   println(a.myB);

   B b;
   a.myB = b;

   println(a.myB.foo);
   
   a.myB.foo = 10.0;
   println(a.myB.foo);
   
   return 0;
}

